A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
DIGITAL DOOR LOCK DEVICE
A digital door lock is disclosed. More particularly, a digital door lock is provided that digitally operates and can be easily installed on all kinds of doors with a door knob such as interior and exterior doors and chassis doors, without damaging existing doors with a mechanical door lock.
DIGITAL DOOR LOCK DEVICE
A digital door lock is disclosed. More particularly, a digital door lock is provided that digitally operates and can be easily installed on all kinds of doors with a door knob such as interior and exterior doors and chassis doors, without damaging existing doors with a mechanical door lock.
DIGITAL DOOR LOCK DEVICE
SON KYE A (author) / HONG SUNG-MIN (author)
2015-07-09
Patent
Electronic Resource
English
IPC:
E05C
Riegel oder Feststellvorrichtungen für Flügel, insbesondere für Türen oder Fenster
,
BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS